Marvel Sub-mariner Vol 1 #31 DE

"Attuma Triumphant!".  Art by: Sal Buscema and Artie Simek
Cover Date: November, 1970
Editor-in-Chief: Stan Lee
Writer: Roy Thomas
Penciler: Sal Buscema
Inker: Joe Gaudioso
Letterer: Artie Simek
Editor: Stan Lee